add_subdirectory(message_holder)
add_subdirectory(resend_message)
add_subdirectory(resend_message_2)
add_subdirectory(resend_message_as_mutable)
add_subdirectory(resend_message_as_mutable_2)
add_subdirectory(store_and_resend_later)
add_subdirectory(three_messages)
add_subdirectory(lambda_handlers)
add_subdirectory(signal_redirection)
add_subdirectory(make_transformed_message_holder)
add_subdirectory(user_type_msgs)
